Home / 8,792,311.40-13,190,799.90-3,111,943.40

Finding the Fourth Proportional to 8,792,311.40, 13,190,799.90 and 3,111,943.40

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Solution

The fourth proportional to 8,792,311.40, 13,190,799.90 and 3,111,943.40 is: 4,668,740.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792,311.40 : 13,190,799.90 = 3,111,943.40 : x
  2. Step 2: Convert to fraction form
    8,792,311.40/13,190,799.90 = 3,111,943.40/x
  3. Step 3: Cross multiply
    8,792,311.40x = 13,190,799.90 × 3,111,943.40
  4. Step 4: Simplify right side
    8,792,311.40x = 41,049,022,689,525.66
  5. Step 5: Solve for x
    x = 41,049,022,689,525.66/8,792,311.40
  6. Step 6: Final answer
    x = 4,668,740.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.